def updated_erased

bendvy-ecs-core@0.1.0.3 · relation_graph.bend:118

import Base
import entity_key.bend as K
import relation_types.bend as T

118def updated_erased(-S: Data,same: Bool,+edges: List<&2,T.Edge<S>>,inverses: List<&2,T.Inverse<S>>,+descriptor: T.Descriptor<S>,+source: K.Key,+target: K.Key) -> T.Graph<S>:
119  match same:
120    case True{}: T.Graph{edges,inverses}
121    case False{}: T.Graph{List.append(&2,T.Edge<S>,remove_edge_erased(S,edges,descriptor,source),[T.Edge{descriptor,source,target}]),inverse_add_erased(S,remove_previous_erased(S,target_edges_erased(S,edges,descriptor,source),inverses,descriptor,source),descriptor,target,source)}